diff options
Diffstat (limited to 'kernel/drivers/xen/xen-pciback')
| -rw-r--r-- | kernel/drivers/xen/xen-pciback/conf_space.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/kernel/drivers/xen/xen-pciback/conf_space.c b/kernel/drivers/xen/xen-pciback/conf_space.c index 9c234209d..47a4177b1 100644 --- a/kernel/drivers/xen/xen-pciback/conf_space.c +++ b/kernel/drivers/xen/xen-pciback/conf_space.c @@ -183,8 +183,7 @@ int xen_pcibk_config_read(struct pci_dev *dev, int offset, int size, field_start = OFFSET(cfg_entry); field_end = OFFSET(cfg_entry) + field->size; - if ((req_start >= field_start && req_start < field_end) - || (req_end > field_start && req_end <= field_end)) { + if (req_end > field_start && field_end > req_start) { err = conf_space_read(dev, cfg_entry, field_start, &tmp_val); if (err) @@ -230,8 +229,7 @@ int xen_pcibk_config_write(struct pci_dev *dev, int offset, int size, u32 value) field_start = OFFSET(cfg_entry); field_end = OFFSET(cfg_entry) + field->size; - if ((req_start >= field_start && req_start < field_end) - || (req_end > field_start && req_end <= field_end)) { + if (req_end > field_start && field_end > req_start) { tmp_val = 0; err = xen_pcibk_config_read(dev, field_start, |